FILE 10873 of 42728

Shaft Signals for Arizona Mines

Fort Davis, Texas - A sign lists the standard shaft signals for hoist operators in Arizona mines. The sign is part of the Chihuahuan Desert Mining Heritage Exhibit at the Chihuahuan Desert Research Institute.

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Filename:	az-0624-d.jpg
Image Description:	Fort Davis, Texas - A sign lists the standard shaft signals for hoist operators in Arizona mines. The sign is part of the Chihuahuan Desert Mining Heritage Exhibit at the Chihuahuan Desert Research Institute.
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